Season 4

Sixteen cruiserweights arrive in Singapore; first elimination.

The first elimination causes a shift in power; fighters clash over who should compete next; and an injury could end one contestant's dream.

Team Gold receives a wake-up call; trouble brews between fighters during training; and a boxer takes on a slugger in the tournament.

Team Gold learns a tough lesson; a rivalry brews between two fighters; and harsh words are exchanged in the loft.

One fighter battles injury, while another struggles with his weight.

Fighters get their first taste of traditional Chinese medicine when an Asian Master visits. Also: two friends square off in the ring.

The first round comes to a close as the final four fighters battle for the last two spots in the second round.

The second round begins after the remaining fighters are treated to a reward Singapore-style.

Alfredo Escalera and AK Laleye settle their differences in the ring; and a new grudge is formed.

Joell Godfrey gets a second chance in the tournament; and spots in the final four are at stake.

The final four face off in the semifinal.

Troy Ross and Ehinomen Ehikhamenor square off in the season finale.

No overview available for this episode.